Update prebuilt Clang to r353983e.HEADq10.0

clang 9.0.5 (based on r353983e) from build 5696680.

Bug: http://b/135931688
Bug: http://b/136008926
Test: N/A
Change-Id: I922d17410047d2e2df4625615352c588ee71b203

1 files changed, 39 insertions, 0 deletions

diff --git a/clang-r353983e/include/llvm/Support/CodeGenCoverage.h b/clang-r353983e/include/llvm/Support/CodeGenCoverage.h
new file mode 100644
index 00000000..0b1af779
--- /dev/null
+++ b/clang-r353983e/include/llvm/Support/CodeGenCoverage.h
@@ -0,0 +1,39 @@
+//== llvm/Support/CodeGenCoverage.h ------------------------------*- C++ -*-==//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+/// \file This file provides rule coverage tracking for tablegen-erated CodeGen.
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_SUPPORT_CODEGENCOVERAGE_H
+#define LLVM_SUPPORT_CODEGENCOVERAGE_H
+
+#include "llvm/ADT/BitVector.h"
+
+namespace llvm {
+class LLVMContext;
+class MemoryBuffer;
+
+class CodeGenCoverage {
+protected:
+  BitVector RuleCoverage;
+
+public:
+  using const_covered_iterator = BitVector::const_set_bits_iterator;
+
+  CodeGenCoverage();
+
+  void setCovered(uint64_t RuleID);
+  bool isCovered(uint64_t RuleID) const;
+  iterator_range<const_covered_iterator> covered() const;
+
+  bool parse(MemoryBuffer &Buffer, StringRef BackendName);
+  bool emit(StringRef FilePrefix, StringRef BackendName) const;
+  void reset();
+};
+} // namespace llvm
+
+#endif // ifndef LLVM_SUPPORT_CODEGENCOVERAGE_H